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Cheap Flights from San Francisco to Mascoutah (SJC-STL)
Prices were available within the past 7 days and start at $75 for one-way flights and $150 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Sat, Oct 12 - Tue, Oct 15
SJC
San Jose
STL
St. Louis
$150 Roundtrip, found 11 hours ago
$150
Roundtrip
found 11 hours ago
Thu, Sep 19 - Mon, Sep 23
SFO
San Francisco
STL
St. Louis
$150 Roundtrip, just found
$150
Roundtrip
just found
Sat, Nov 16 - Tue, Nov 19
SJC
San Jose
STL
St. Louis
$166 Roundtrip, just found
$166
Roundtrip
just found
Tue, Aug 13 - Wed, Aug 21
OAK
Oakland
STL
St. Louis
$208 Roundtrip, found 5 days ago
$208
Roundtrip
found 5 days ago
Tue, Oct 8 - Wed, Oct 9
SJC
San Jose
STL
St. Louis
$217 Roundtrip, found 1 day ago
$217
Roundtrip
found 1 day ago
Wed, Sep 25 - Tue, Oct 1
SFO
San Francisco
STL
St. Louis
$249 Roundtrip, found 6 hours ago
$249
Roundtrip
found 6 hours ago
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